1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane

C8H19O3PS2

CAS126-75-0
GHS06 Gefahrensymbol: Giftig – Totenkopf mit Knochen
Danger

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Identification

CAS Number
126-75-0
EC Number
204-801-8
UN Number
3017
Index Number
015-029-00-4
PubChem CID
24723

Physical-chemical properties

Molecular Formula
C8H19O3PS2
Molar Mass
258.30 g/mol
IUPAC Name
1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane

Chemical Identifiers

InChI
InChI=1S/C8H19O3PS2/c1-4-10-12(9,11-5-2)14-8-7-13-6-3/h4-8H2,1-3H3
InChI Key
GRPRVIYRYGLIJU-UHFFFAOYSA-N

Overview

1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane (CAS 126-75-0) is an organophosphorus compound with dual sulfur linkages and high acute toxicity properties. This specialized organophosphorus chemical compound features a unique molecular structure containing both phosphoryl and sulfanyl functional groups, making it particularly valuable in various industrial applications. With the molecular formula C8H19O3PS2 and a molecular weight of 258.3 g/mol, this substance belongs to the family of organophosphorus compounds that are characterized by their phosphorus-carbon bonds and heteroatom substituents. The compound presents significant safety considerations due to its classification under Acute Toxicity categories 1 and 2, requiring careful handling protocols and appropriate safety measures. The GHS06 skull and crossbones pictogram and "Danger" signal word emphasize the critical importance of proper storage, handling, and transportation procedures. As an ADR Class 6.1 substance, it falls under toxic substances regulations for transport and distribution across European markets. From a chemical perspective, this compound shares structural similarities with other organophosphorus derivatives, though it differs significantly from compounds like 2-[bis(dimethylamino)phosphoryl]-5-phenyl-1,2,4-triazol-3-amine in terms of its sulfur-containing side chains and ethoxy substituents. These structural features contribute to its specific reactivity profile and industrial utility. Primary industrial applications include use as an intermediate in pharmaceutical synthesis, specialized chemical manufacturing, and research applications requiring precise organophosphorus chemistry. The compound's dual sulfanyl groups make it particularly suitable for applications involving sulfur-phosphorus bond formation and specialized organic transformations. OYSI maintains reliable supply chains for 1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane to support European industrial customers requiring this specialized organophosphorus intermediate.

Safety & Classification

Danger
Classification:

Acute Tox. 1; Acute Tox. 2 *

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H310

Fatal in contact with skin.

H300

Fatal if swallowed.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Skin Contact

Fatal

Measures if substance contacts the skin

First Aid Actions

  • +P302IF ON SKIN:
  • +P352Wash with plenty of water.
  • +P361Take off immediately all contaminated clothing.
  • +P313Get medical advice/attention.

Related hazard statements:

Ingestion

Fatal

Measures if substance is accidentally swallowed

First Aid Actions

  • +P301IF SWALLOWED:
  • +P330Rinse mouth.
  • +P331Do NOT induce vomiting.
  • +P310Immediately call a POISON CENTER/doctor.

Related hazard statements:

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Transport (ADR)

UN Number3017
ADR Class6.1
Packing GroupI
Tunnel CodeC/E
Proper Shipping NameDemeton-S (ISO)
Marine PollutantNo

Frequently Asked Questions

What is 1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane?

1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane is an organophosphorus compound with the molecular formula C8H19O3PS2 and CAS number 126-75-0. This chemical substance has a molecular weight of 258.3 g/mol and contains phosphorus and sulfur functional groups. It is classified as a highly toxic substance with acute toxicity categories 1 and 2, requiring careful handling and specialized safety measures in professional applications.

What are the physicochemical properties of 1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane?

1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane is an organophosphorus compound with a molecular weight of 258.3 g/mol and formula C8H19O3PS2. The substance contains both phosphoryl and sulfanyl functional groups, which influence its chemical behavior and reactivity. Due to its organophosphorus structure, it likely exhibits specific solubility characteristics and chemical stability properties that must be considered during handling and storage operations.

What is 1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane used for?

1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane is used in specialized industrial applications requiring organophosphorus compounds. Due to its high toxicity classification (Acute Tox. 1 and 2), its applications are typically restricted to professional and industrial settings with appropriate safety controls. The compound's specific phosphoryl and sulfanyl functional groups make it suitable for particular chemical processes where these structural features are required for specific reactions or formulations.

How to handle 1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane safely?

1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane requires extreme caution due to its Acute Toxicity categories 1 and 2 classification. Personal protective equipment must include chemical-resistant gloves, safety goggles, and respiratory protection. Work should be conducted in well-ventilated areas or under fume hoods. The GHS06 pictogram indicates skull and crossbones hazard, emphasizing the need for professional training and adherence to strict safety protocols during all handling operations.

How to store 1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane correctly?

1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane must be stored in secure, temperature-controlled environments with restricted access due to its high toxicity. Storage areas should be well-ventilated and equipped with appropriate containment systems. The substance should be kept in original, tightly sealed containers away from incompatible materials. Given its ADR Class 6.1 classification, storage must comply with regulations for toxic substances, including proper labeling and emergency response procedures.

What to do in case of contact with 1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane?

Immediate medical attention is required for any contact with 1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane due to its extreme toxicity. For skin contact, remove contaminated clothing and rinse thoroughly with water for at least 15 minutes. If inhaled, move to fresh air immediately and seek medical care. Eye contact requires immediate flushing with water. Given the Acute Tox. 1 and 2 classifications, emergency services should be contacted promptly, and poison control centers consulted for specific treatment protocols.

How to dispose of 1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane appropriately?

1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane must be disposed of as hazardous waste through licensed waste management companies specializing in toxic chemicals. The substance cannot be disposed of in regular waste streams due to its ADR Class 6.1 classification and high acute toxicity. Disposal must comply with local and European waste regulations, including proper documentation and chain of custody procedures. Professional waste handlers with appropriate permits and equipment are required for safe disposal operations.

How to transport 1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane?

1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane is classified under ADR Class 6.1, Packing Group I, indicating it is a highly toxic substance requiring specialized transport procedures. Transportation must comply with dangerous goods regulations, including appropriate packaging, labeling, and documentation. Only certified carriers with permits for Class 6.1 substances can transport this chemical. Vehicles must be properly equipped and drivers must have ADR certification for toxic materials transport.

Is 1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane subject to specific regulations?

1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane is subject to strict European chemical regulations including REACH registration requirements and CLP classification as Acute Tox. 1 and 2. The substance is not currently listed as a SVHC (Substance of Very High Concern), but its high toxicity classification subjects it to rigorous handling, storage, and transport regulations. Companies must ensure compliance with occupational safety standards and maintain appropriate safety data sheets and risk assessments.

Where to buy 1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane in Europe?

1-diethoxyphosphorylsulfanyl-2-ethylsulfanylethane is available through OYSI, a specialized European distributor of technical chemicals. Given its high toxicity classification (Acute Tox. 1 and 2), purchase is restricted to professional users with appropriate licenses and safety infrastructure. OYSI provides proper documentation, safety data sheets, and ensures compliance with European chemical regulations. Customers must demonstrate adequate safety measures and regulatory compliance before purchase approval.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.